code: def test_gridmask_vs_cv(device, args):
      batch_size = 4
      tile, ratio, angle = args
      run_test(batch_size, device, tile, ratio, angle)
  
file_path: DALI/dali/test/python/operator_1/test_gridmask.py
imports: from nvidia.dali.pipeline import Pipeline
  import nvidia.dali.fn
  import nvidia.dali.types
  import numpy
  import math
  import os
  import cv2
  import itertools
  from nose2.tools import params
  from test_utils import get_dali_extra_path
label_desc: Use image node_id 6 for calling a global function with example usage: test_gridmask_vs_cv(device, args) without return types